继承单例的脚本

继承Monobehaviour的单例

/***********************
* Title:        单例
* FileName:     SingletonMono   
* Date:         2020-07-16  16:58:59
* Author:       一禅
* Version:      1.0
* UnityVersion: 2019.2.4f1
* Description:  继承Monobehaviour的单例
* Func:         
* -   
***********************/
using UnityEngine;
using System.Collections;

//继承MonoBehaviour 的单例模版，别的脚本可以直接用，省去七行代码
public abstract class SingletonMono<T> : MonoBehaviour where T : SingletonMono<T>
{
    #region 单例

    private static T instance;

    public static T Instance
    {
        get
        {
            if (instance == null)
            {
                GameObject obj = new GameObject(typeof(T).Name);
                instance = obj.AddComponent<T>();
            }
            return instance;
        }
    }

    #endregion
    //可重写的Awake虚方法，用于实例化对象
    protected virtual void Awake()
    {
        instance = this as T;
    }
}

不继承Monobehaviour的单例

public abstract class Singleton<T> : System.IDisposable where T : new()
{
    private static T instance;
    public static T Instance
    {
        get
        {
            if (instance == null)
            {
                instance = new T();
            }
            return instance;
        }
    }

    public virtual void Dispose()
    {

    }
}